Model Number H004 Material Metal, Plastic Regulating scope of negative pressure 0.02MPa~ Ultimate Negative pressure value Input Power 150VA ± 15% Power Source Electric Ultimate Negative Pressure Value ≥0.080MPa Pedal Force ≤245N Peak of Free Air Flow ≥20L/min Liquid Storage Bottle ≥1000ml Noise ≤ 60dB(A)